This is a formed bellows for vacuum piping. It has pipe ends on both sides.
The "CEV-30000" is a molded bellows for vacuum piping handled by Chūnichi Giken Kōgyō Co., Ltd. It is a product with a pipe attached to a flexible bellows for vacuum use. It can be used for dimensional adjustments in vacuum piping, absorbing errors, and vibration damping. 【Features】 ■ Flexible bellows with a low spring constant ■ Manufacturing diameters: 20A to 100A ■ Please specify the total length (L) for production. ■ It is a product with a long repetitive durability lifespan. ■ Manufacturing for nominal diameters below 15A is also possible. ■ Manufacturing for nominal diameters above 125A is also possible. ■ The outer diameter and thickness of the pipe can also be changed. 【Application Fields】 ■ Semiconductors, LCDs, petrochemicals, construction, food, etc. *For more details, please refer to the PDF materials or feel free to contact us.
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basic information
【Standard Specifications】 ■Internal ・Vacuum ■Internal ・Atmosphere ■Leak Test ・He gas leak below 1.0x10-9 Pa･m3/sec ■Pipe Standards ・Various pipes ■Materials ・Bellows: SUS304, SUS316L ・Pipes: SUS304, SUS316, SUS316L *Material changes are possible, so please consult with us. ■For the spring constant of the bellows, please inquire. ■The thickness of the bellows can be changed, so please inquire. *For more details, please refer to the PDF document or feel free to contact us.
Price range
Delivery Time
Applications/Examples of results
Vacuum piping
Line up（6）
| Model number | overview |
|---|---|
| CEV-10000 | Formed bellows with JIS vacuum flange |
| CEV-20000 | Formed bellows with NW-KF flange |
| CEV-30000 | Pipe end type formed bellows |
| CEV-40000 | Formed bellows with ICF flange |
| CEV-50000 | Formed bellows with ISO MF flange |
| CEV-60000 | Formed bellows with ISO BT flange |
Company information
With the motto of being a handmade flexible manufacturer that can meet all needs, we always take the customer's perspective and strive to create products that match their wishes. Founded in 1980, we realize productivity improvements through our unique production management system. Our sales department is adjacent to the manufacturing plant, allowing us to respond quickly to product selection based on applications and consultations for special specifications. 'Chunichi's Flex' - please give it a try!